Improving WebM video duration estimation.

media/base/stream_parser_buffer.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_BASE_STREAM_PARSER_BUFFER_H_
 #define MEDIA_BASE_STREAM_PARSER_BUFFER_H_
 
 #include <deque>
 
 #include "media/base/decoder_buffer.h"
@@ skipping 152 matching lines @@
   //
   // All future timestamp, decode timestamp, config id, or track id changes to
   // this buffer will be applied to the preroll buffer as well.
   void SetPrerollBuffer(const scoped_refptr<StreamParserBuffer>& preroll);
   const scoped_refptr<StreamParserBuffer>& preroll_buffer() {
     return preroll_buffer_;
   }
 
   void set_timestamp(base::TimeDelta timestamp) override;
 
+  bool is_duration_estimated() const { return is_duration_estimated_; }
+
+  void set_is_duration_estimated(bool is_estimated) {
+    is_duration_estimated_ = is_estimated;
+  }
+
  private:
   StreamParserBuffer(const uint8* data, int data_size,
                      const uint8* side_data, int side_data_size,
                      bool is_key_frame, Type type,
                      TrackId track_id);
   ~StreamParserBuffer() override;
 
   DecodeTimestamp decode_timestamp_;
   int config_id_;
   Type type_;
   TrackId track_id_;
   BufferQueue splice_buffers_;
   scoped_refptr<StreamParserBuffer> preroll_buffer_;
+  bool is_duration_estimated_;
 
   DISALLOW_COPY_AND_ASSIGN(StreamParserBuffer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_STREAM_PARSER_BUFFER_H_